Details
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Improvement
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Status: Resolved
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Minor
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Resolution: Fixed
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Impala 2.9.0
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ghx-label-1
Description
We should consider automatically disabling codegen for the entire query if there are relatively few rows processed. This would improve response time of queries that are too big for the "single node optimisation" but don't benefit from codegen.
Attachments
Issue Links
- is related to
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IMPALA-5604 Document DISABLE_CODEGEN_ROWS_THRESHOLD
- Resolved
- relates to
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IMPALA-5443 Consider automatically disabling codegen per ExecNode based on planner estimates
- Open